19P/Borrelly
Orbital Elements
The following orbital elements are taken from MPC 63602:
19P/Borrelly
Epoch 2008 Aug. 2.0 TT = JDT 2454680.5
T 2008 July 22.3425 TT MPC
q 1.354777 (2000.0) P Q
n 0.1438296 Peri. 353.3783 +0.3459801 -0.8009248
a 3.607757 Node 75.4447 +0.8823201 +0.1006089
e 0.624482 Incl. 30.3243 +0.3190751 +0.5902519
P 6.85
From 1206 observations 1994-2008, mean residual 0".6. Nongravitational
parameters A1 = +0.25, A2 = -0.0380.
Elements are also available for the current standard epoch:
19P/Borrelly Epoch 2009 June 18.0 TT = JDT 2455000.5 T 2008 July 22.3351 TT MPC q 1.354434 (2000.0) P Q n 0.1438557 Peri. 353.3657 +0.3462905 -0.8008010 a 3.607319 Node 75.4365 +0.8822526 +0.1009080 e 0.624532 Incl. 30.3244 +0.3189252 +0.5903688 P 6.85An explanation of the orbital elements is available.
These orbital elements are also available in forms suitable for loading into a number of popular planetarium-type software programs.
Ephemeris
The following ephemeris is at intervals of five days. A daily ephemeris covering the same time interval is also available.Personalized ephemerides for this (and other) objects may be generated using the Minor Planet & Comet Ephemeris Service.
Recent magnitude estimates for this comet (as reported to the ICQ) may be available.
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2WARNING! 2009 06 08 12 28.81 +29 35.6 3.017 3.275 95.6 18.0 19.8 22.9 2009 06 13 12 30.06 +28 31.0 3.108 3.306 92.2 17.9 19.9 23.0 2009 06 18 12 31.71 +27 26.6 3.200 3.336 88.8 17.7 20.1 23.1 2009 06 23 12 33.73 +26 22.5 3.292 3.366 85.4 17.5 20.3 23.1 2009 06 28 12 36.08 +25 18.9 3.384 3.396 82.1 17.2 20.4 23.2 2009 07 03 12 38.73 +24 15.9 3.476 3.426 78.7 16.9 20.6 23.3 2009 07 08 12 41.65 +23 13.8 3.568 3.456 75.5 16.5 20.7 23.3 2009 07 13 12 44.82 +22 12.5 3.659 3.485 72.2 16.1 20.9 23.4 2009 07 18 12 48.20 +21 12.2 3.749 3.514 68.9 15.7 21.0 23.5 2009 07 23 12 51.78 +20 12.9 3.838 3.543 65.7 15.1 21.2 23.5 2009 07 28 12 55.55 +19 14.6 3.926 3.572 62.5 14.6 21.3 23.6 2009 08 02 12 59.47 +18 17.4 4.011 3.600 59.3 14.0 21.4 23.6 2009 08 07 13 03.54 +17 21.5 4.095 3.629 56.1 13.4 21.6 23.6 2009 08 12 13 07.74 +16 26.7 4.176 3.657 53.0 12.8 21.7 23.7 2009 08 17 13 12.06 +15 33.1 4.254 3.684 49.9 12.1 21.8 23.7 2009 08 22 13 16.48 +14 40.7 4.330 3.712 46.8 11.5 21.9 23.7 2009 08 27 13 21.00 +13 49.6 4.404 3.739 43.7 10.8 22.0 23.8 2009 09 01 13 25.60 +12 59.8 4.473 3.766 40.7 10.1 22.2 23.8 2009 09 06 13 30.27 +12 11.4 4.540 3.793 37.7 9.4 22.3 23.8 2009 09 11 13 35.00 +11 24.3 4.603 3.820 34.8 8.7 22.4 23.8 2009 09 16 13 39.78 +10 38.6 4.662 3.846 32.0 8.0 22.5 23.8 2009 09 21 13 44.61 +09 54.3 4.717 3.873 29.3 7.3 22.6 23.8 2009 09 26 13 49.48 +09 11.5 4.768 3.899 26.7 6.6 22.7 23.8 2009 10 01 13 54.37 +08 30.2 4.815 3.925 24.3 6.0 22.8 23.9 2009 10 06 13 59.29 +07 50.3 4.858 3.950 22.2 5.5 22.8 23.9 2009 10 11 14 04.21 +07 12.1 4.896 3.976 20.4 5.0 22.9 23.9 2009 10 16 14 09.13 +06 35.4 4.930 4.001 19.1 4.7 23.0 23.9 2009 10 21 14 14.05 +06 00.3 4.958 4.026 18.4 4.5 23.1 23.9 2009 10 26 14 18.95 +05 26.8 4.982 4.051 18.3 4.4 23.2 23.9 2009 10 31 14 23.82 +04 55.1 5.001 4.075 19.0 4.5 23.2 23.9 2009 11 05 14 28.66 +04 25.1 5.016 4.100 20.2 4.8 23.3 24.0 2009 11 10 14 33.45 +03 56.8 5.025 4.124 22.1 5.2 23.4 24.0 2009 11 15 14 38.19 +03 30.4 5.029 4.148 24.3 5.6 23.5 24.0 2009 11 20 14 42.86 +03 05.7 5.029 4.172 26.9 6.2 23.5 24.1 2009 11 25 14 47.45 +02 43.0 5.023 4.195 29.8 6.7 23.6 24.1 2009 11 30 14 51.95 +02 22.1 5.013 4.219 32.9 7.3 23.6 24.2 2009 12 05 14 56.34 +02 03.1 4.998 4.242 36.1 7.9 23.7 24.2 2009 12 10 15 00.62 +01 46.1 4.978 4.265 39.5 8.5 23.7 24.2 2009 12 15 15 04.76 +01 31.1 4.954 4.287 43.0 9.0 23.8 24.2 2009 12 20 15 08.76 +01 18.0 4.925 4.310 46.7 9.6 23.8 24.3 2009 12 25 15 12.59 +01 07.0 4.893 4.332 50.4 10.1 23.9 24.3 2009 12 30 15 16.25 +00 58.0 4.856 4.355 54.2 10.6 23.9 24.3 2010 01 04 15 19.71 +00 51.0 4.816 4.377 58.1 11.0 23.9 24.3 2010 01 09 15 22.96 +00 46.0 4.772 4.398 62.1 11.4 24.0 24.3 2010 01 14 15 25.98 +00 43.0 4.726 4.420 66.1 11.7 24.0 24.3 2010 01 19 15 28.75 +00 42.0 4.676 4.442 70.3 12.0 24.0 24.3 2010 01 24 15 31.25 +00 43.0 4.625 4.463 74.5 12.3 24.1 24.3 2010 01 29 15 33.47 +00 45.8 4.571 4.484 78.7 12.4 24.1 24.3 2010 02 03 15 35.39 +00 50.5 4.516 4.505 83.1 12.5 24.1 24.3 2010 02 08 15 36.98 +00 57.1 4.460 4.525 87.5 12.6 24.1 24.3 2010 02 13 15 38.25 +01 05.3 4.403 4.546 92.0 12.5 24.2 24.3 2010 02 18 15 39.16 +01 15.1 4.347 4.566 96.5 12.4 24.2 24.2 2010 02 23 15 39.70 +01 26.4 4.291 4.586 101.2 12.2 24.2 24.2 2010 02 28 15 39.87 +01 39.0 4.236 4.606 105.8 11.9 24.2 2010 03 05 15 39.65 +01 52.7 4.183 4.626 110.6 11.6 24.1 2010 03 10 15 39.04 +02 07.4 4.133 4.646 115.4 11.1 24.1 2010 03 15 15 38.04 +02 22.8 4.085 4.665 120.2 10.6 24.1 2010 03 20 15 36.66 +02 38.7 4.041 4.684 125.0 10.0 24.0 2010 03 25 15 34.89 +02 54.8 4.002 4.703 129.8 9.4 24.0 2010 03 30 15 32.77 +03 10.8 3.967 4.722 134.6 8.7 24.0 2010 04 04 15 30.32 +03 26.3 3.937 4.741 139.3 7.9 23.9 2010 04 09 15 27.55 +03 41.2 3.914 4.759 143.9 7.1 23.9 2010 04 14 15 24.51 +03 55.0 3.896 4.778 148.2 6.4 23.8 2010 04 19 15 21.24 +04 07.4 3.886 4.796 152.0 5.6 23.8 2010 04 24 15 17.79 +04 18.2 3.882 4.814 155.2 5.0 23.8 2010 04 29 15 14.20 +04 27.1 3.886 4.832 157.5 4.6 23.8 2010 05 04 15 10.54 +04 33.8 3.897 4.849 158.5 4.4 23.8 2010 05 09 15 06.86 +04 38.2 3.915 4.867 158.1 4.4 23.8 2010 05 14 15 03.21 +04 40.2 3.941 4.884 156.3 4.8 23.8 2010 05 19 14 59.65 +04 39.6 3.975 4.901 153.5 5.3 23.9 2010 05 24 14 56.23 +04 36.4 4.015 4.918 150.0 5.9 23.9 2010 05 29 14 52.98 +04 30.7 4.062 4.935 146.0 6.6 24.0 2010 06 03 14 49.96 +04 22.5 4.116 4.951 141.7 7.3 24.1 2010 06 08 14 47.20 +04 11.9 4.175 4.968 137.2 8.0 24.1 2010 06 13 14 44.71 +03 59.1 4.241 4.984 132.6 8.6 24.2 2010 06 18 14 42.53 +03 44.1 4.311 5.000 128.0 9.2 24.3 2010 06 23 14 40.66 +03 27.1 4.386 5.016 123.3 9.7 24.3 2010 06 28 14 39.12 +03 08.3 4.464 5.032 118.7 10.2 24.4 2010 07 03 14 37.91 +02 48.0 4.547 5.048 114.1 10.6 24.5 2010 07 08 14 37.04 +02 26.2 4.632 5.063 109.5 10.9 24.5 2010 07 13 14 36.48 +02 03.2 4.719 5.078 105.0 11.1 24.6This comet gets close to the sun during the period covered in the ephemeris below. Observers are warned to be wary of observing comets near the sun. NEVER point any kind of optical instrument at the sun--instant blindness will be the probable result.
